Birzman Bottom Bracket Cup Tool Adapter (for BB9000 & BBR60) garminpromo Add the transitional height mid

Add the transitional height mid and side tread

gravel tracks

Fits EA3/E3/650A Rims typically on English 3 Speed bikes

Eccentric leveling feet allow for easy adjustment on uneven surfaces

Rear Axle: 10x130mm QR

Birzman Bottom Bracket Cup Tool Adapter (for BB9000 & BBR60) garminpromo Add the transitional height midConvenient adapter allows you to use your standard Hollowtech II BB tool on a BB9000 or BBR60 bottom bracket. Constructed of hardened steel Laser etched makings indicate BB type Insert into any Hollowtech II bottom bracket tool for compatibility with newer generation 39mm and 41mm outer diameter Shimano external bottom brackets like those found on Dura Ace 9000, XTR 9000 and Ultegra 6800